package reflect;



import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Scanner;

public class ReflectDemo4 {
    public static void main(String[] args) throws ClassNotFoundException, InstantiationException, IllegalAccessException, NoSuchMethodException, InvocationTargetException {
        Person p=new Person();
        p.sayHello();
        Scanner scanner=new Scanner(System.in);
        System.out.println("请输入类名");
       String className= scanner.nextLine();
        System.out.println("请输入方法名");
        String methodName=scanner.nextLine();
        Class cls=Class.forName(className);
        Object obj=cls.newInstance();
        Method method= cls.getMethod(methodName);
        method.invoke(obj);
        Method method1=cls.getMethod("sayHello");
        method1.invoke(obj);
    }
}
